Product Overview

This is a premium remanufactured Common Rail fuel injector for Caterpillar C9 diesel engines. Engineered to restore optimal fuel delivery and combustion efficiency, this injector is a direct replacement for OEM part 254-4339. We supply this critical component to a global network of heavy equipment distributors, repair shops, and fleet operators, with major markets across North America, Europe, the Middle East, and Asia-Pacific.

Key Features & Benefits

• 100% Professional Remanufacturing: Each injector undergoes complete disassembly, cleaning, and replacement of all wear components with new, high-precision parts.
• Restored OEM Performance: Delivers precise fuel metering and spray patterns to match original engine specifications for power, fuel economy, and emissions.
• High-Speed Steel Construction: Core components are made from durable high-speed steel to withstand extreme pressures and temperatures within the common rail system.
• Cost-Effective Reliability: Provides the performance and longevity of a new injector at a fraction of the cost, minimizing equipment downtime.
• Rigorous Testing: Every unit is bench-tested to ensure proper flow rate, leak integrity, and solenoid operation before shipment.

Technical Specifications

OEM Cross-Reference

This injector is a direct cross-reference for the following OEM and alternative part numbers:

• Caterpillar: 254-4339, 2544339, 10R7222
• Other Common References: 387-9433, 3879433, 382-2574, 3822574

Compatibility

Primary Engine Application: Caterpillar C9 ACERT Diesel Engine.

Compatible Machine Models (Examples):

• Caterpillar 330D Excavator
• Caterpillar 336D Excavator

Note: Always verify the specific engine serial number and existing part number for your application before purchase. Compatibility may extend to other equipment utilizing the C9 engine platform.

Global Supply & Distribution

We are a specialized exporter of heavy-duty engine components with established logistics for seamless international B2B trade. Our capabilities include:

• Worldwide Shipping: Reliable delivery to major industrial hubs and ports globally via air and sea freight.
• Key Markets Served: We regularly supply partners in North America (USA, Canada), Europe (UK, Germany, Poland), the Middle East (UAE, Saudi Arabia), Asia-Pacific (Australia, Singapore), and South America.
• Fast Export Processing: Efficient handling of documentation, customs clearance, and Incoterms (FOB, CIF, DAP) for smooth cross-border transactions.
• International Compliance: Products are prepared for export with all necessary commercial invoices and packing lists.

Quality Assurance

• Manufacturing Standard: Remanufactured to meet or exceed original functional specifications using advanced calibration equipment.
• Warranty: Backed by a 6-month warranty from the date of shipment, covering defects in materials and workmanship.
• Testing Procedure: Each injector is subjected to a 100% professional test protocol checking for flow rate, dynamic response, seat leakage, and electrical continuity to ensure it performs as required.

FAQ

Q: Is this injector a direct “plug-and-play” replacement for my Caterpillar machine?
A: Yes, this remanufactured injector is designed as a direct bolt-on replacement for the OEM part 254-4339. It is calibrated to factory specifications. However, professional installation and, typically, an electronic calibration/trim code update via the machine’s diagnostic software are required for optimal performance.

Q: What is included with the injector, and is any additional hardware needed?
A: The injector is supplied as a single, complete unit. We recommend replacing the copper sealing washer and any O-rings or gaskets in the injector seat with new, genuine parts during installation to prevent leaks and ensure a proper seal.

Q: How does a remanufactured injector compare to a new one?
A: Our remanufacturing process replaces all critical wear components (nozzle, valve, seals, solenoids if applicable) with new parts. The body is cleaned, inspected, and re-machined if necessary. The final unit is tested to deliver performance equal to new, offering significant cost savings while maintaining reliability and backed by a warranty.